ARIZONA:	AMTK	Amtrak-National Railroad Passenger Corp.
	APA	Apache Railway Company
	ARZC	Arizona & California Railroad Co.
	AZCR	Arizona Central Railroad, Inc.
	AZER	Arizona Eastern Railway Co.
	BNSF	BNSF Railway Company
	CBRY	Copper Basin Railway, Inc.
	FXE	Ferrocarril Mexicano Sa De CV
	MAA	Magma Arizona Railroad Co.
	SMA	San Manuel Arizona Railroad Company
	SPSR	San Pedro & Southwestern Railroad
	UP	Union Pacific Railroad Co.